PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/23-13:57:40
G05     46.6           23.6                3.0 +/-    1.08       6.0 +/-    1.08  0.060 / 0.110
G10     232.8          10.5              -10.1 +/-   32.51     -27.8 +/-   32.51  0.060 / 0.110
G13     80.9           35.2                8.9 +/-    0.26      14.0 +/-    0.26  0.120 / 0.440
G15     126.9          49.7               10.2 +/-    0.66      12.9 +/-    0.66  0.140 / 0.370
G16     317.5          11.0               -2.1 +/-   10.02      -5.9 +/-   10.02  0.220 / 0.330
G20     244.9          36.0                8.2 +/-    1.30      12.8 +/-    1.30  0.270 / 0.380
G21     309.4          43.9                4.5 +/-    1.51       6.1 +/-    1.51  0.030 / 0.030
G25     201.9          15.5                8.1 +/-    2.05      19.9 +/-    2.05  0.020 / 0.020
G26     293.0          20.0                5.5 +/-    2.37      12.1 +/-    2.37  0.070 / 0.090
G29     145.8          79.5                6.3 +/-    0.58       6.4 +/-    0.58  0.050 / 0.080